CN203981828U - Optical fiber local discharge test device - Google Patents
Optical fiber local discharge test device Download PDFInfo
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- CN203981828U CN203981828U CN201420385821.7U CN201420385821U CN203981828U CN 203981828 U CN203981828 U CN 203981828U CN 201420385821 U CN201420385821 U CN 201420385821U CN 203981828 U CN203981828 U CN 203981828U
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- optical fiber
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Abstract
The utility model discloses a kind of optical fiber local discharge test device, it comprises supporting insulator and for the upper conductive cover plate connected with external high pressure and for the lower conductive cover plate of ground connection, one end of supporting insulator is connected with upper conductive cover plate, the other end of supporting insulator is connected with lower conductive cover plate, upper conductive cover plate and external high pressure are connected, lower conductive cover plate ground connection, in upper conductive cover plate, be provided with the upper syndeton for being connected with one end of tested optical fiber, in lower conductive cover plate, be provided with the lower syndeton for being connected with the other end of tested optical fiber.The utility model not only can be avoided in partial discharge test by the unreliable corona discharge phenomenon causing of ground connection, thereby improves the accuracy of its test result, and easy-to-connect, reliable.
Description
Technical field
The utility model relates to a kind of optical fiber local discharge test device, belongs to insulating material High-Voltage Experimentation Technology field.
Background technology
At present, the application in electric system is more and more extensive as a kind of communication media for optical fiber, along with the exploitation of new product, increasing power electronic equipment has used optical fiber, affected by environment for use, need to carry out electrical test to optical fiber, one of project is shelf depreciation test.
The sample of test is generally got one section of long optical fiber of 10cm, optical fiber one termination high pressure, one end ground connection, it is carried out to office and put test, traditional mode is with metal clip, high-voltage conducting wires and ground wire and optical fiber to be fixed, and because metal accompanies corner angle, high-voltage conducting wires diameter is less, in the time that voltage rises to certain value, on metal clip and high-voltage conducting wires, can produce corona discharge, this electric discharge can cause that shelf depreciation test result is inaccurate.
Summary of the invention
Technical problem to be solved in the utility model is the defect that overcomes prior art, a kind of optical fiber local discharge test device is provided, it not only can be avoided in partial discharge test by the unreliable corona discharge phenomenon causing of ground connection, thereby improve the accuracy of its test result, and easy-to-connect, reliable.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of optical fiber local discharge test device, it comprises supporting insulator and for the upper conductive cover plate connected with external high pressure and for the lower conductive cover plate of ground connection, one end of supporting insulator is connected with upper conductive cover plate, the other end of supporting insulator is connected with lower conductive cover plate, upper conductive cover plate and external high pressure are connected, lower conductive cover plate ground connection, in upper conductive cover plate, be provided with the upper syndeton for being connected with one end of tested optical fiber, in lower conductive cover plate, be provided with the lower syndeton for being connected with the other end of tested optical fiber.
Further, in order to make upper conductive cover plate can conveniently connect external high pressure line, the high pressure attachment screw for connecting external high pressure line is installed in described upper conductive cover plate.
Further, in order to make lower conductive cover plate can conveniently connect ground wire, the grounding connection screw for connecting ground wire is installed in described lower conductive cover plate.
Further provide a kind of version of concrete upper syndeton so that connect one end of tested optical fiber, described upper syndeton comprises lock-screw, is arranged on the upper axially extending bore of the axial upper also tested optical fiber of plug-in mounting of conductive cover plate and is arranged on conductive cover plate footpath upwards and install the upper screwed hole of lock-screw; In tested optical fiber is inserted into upper axially extending bore time, make tested fiber gripper in upper axially extending bore by screwing the tested optical fiber of upper lock-screw butt.
Further provide a kind of version of concrete lower syndeton so that connect the other end of tested optical fiber, described lower syndeton comprises lower lock-screw, be arranged on lower conductive cover plate axially upper the and tested optical fiber of plug-in mounting lower axially extending bore and be arranged on lower conductive cover plate footpath upwards and the lower threaded hole of lower lock-screw is installed; In tested optical fiber is inserted into lower axially extending bore time, make tested fiber gripper in lower axially extending bore by screwing the tested optical fiber of lower lock-screw butt.
Further, the spacing between upper conductive cover plate and lower conductive cover plate is 10cm.
Further, the quantity of supporting insulator is three, and its axle center is distributed on the circumference that the axle center of above conductive cover plate and lower conductive cover plate is the center of circle.
Further, for the electric conductivity that improves conductive cover plate on it and/or lower conductive cover plate is so that test better, upper conductive cover plate and/or lower conductive cover plate are made of aluminum.
Further between upper conductive cover plate and lower conductive cover plate, have good insulativity in order to make, supporting insulator is made up of polyvinylidene fluoride material.
Adopt after technique scheme, upper conductive cover plate and lower conductive cover plate are by supports insulative sub-connection, by one end of tested optical fiber adopt upper syndeton by tested fiber gripper in upper conductive cover plate, the halo-free wire of high pressure is placed in conductive cover plate, its termination is connected with upper conductive cover plate, lower conductive cover plate is connected with ground wire, upper conductive cover plate and lower conductive cover plate play all pressure effects, can avoid the unreliable corona discharge phenomenon causing of wiring, improve the accuracy of its test result, easy-to-connect, reliable; Meanwhile, tested optical fiber only need be placed on a clamping mouthful place and screw in and fix by lock-screw, and its operation is more simple, convenient, and the accuracy of test result is put in energy guarantee office simultaneously.
Brief description of the drawings
Fig. 1 is the structural representation of optical fiber local discharge test device of the present utility model;
Fig. 2 is the vertical view of Fig. 1.
Embodiment
For content of the present utility model is more easily expressly understood, according to specific embodiment also by reference to the accompanying drawings, the utility model is described in further detail below.
As shown in Figure 1, 2, a kind of optical fiber local discharge test device, it comprises supporting insulator 1 and for the upper conductive cover plate 2 connected with external high pressure and for the lower conductive cover plate 3 of ground connection, one end of supporting insulator 1 is connected with upper conductive cover plate 2, the other end of supporting insulator 1 is connected with lower conductive cover plate 3, in upper conductive cover plate 2, be provided with the upper syndeton for being connected with one end of tested optical fiber, in lower conductive cover plate 3, be provided with the lower syndeton for being connected with the other end of tested optical fiber.
As shown in Figure 1, in order to make upper conductive cover plate can conveniently connect external high pressure line, the high pressure attachment screw 4 for connecting external high pressure line is installed in upper conductive cover plate 2.
As shown in Figure 1, in order to make lower conductive cover plate can conveniently connect ground wire, the grounding connection screw 5 for connecting ground wire is installed in lower conductive cover plate 3.
As shown in Figure 1, upper syndeton comprises lock-screw, is arranged on the upper axially extending bore 6 of the axial upper also tested optical fiber of plug-in mounting of conductive cover plate 2 and is arranged on conductive cover plate 2 footpaths upwards and install the upper screwed hole 7 of lock-screw; When tested optical fiber is inserted into upper axially extending bore 6 when interior, make tested fiber gripper in upper axially extending bore 6 by screwing the tested optical fiber of upper lock-screw butt.
As shown in Figure 1, lower syndeton comprise lower lock-screw, be arranged on lower conductive cover plate 3 axially upper the and tested optical fiber of plug-in mounting lower axially extending bore 8 and be arranged on lower conductive cover plate 3 footpaths upwards and the lower threaded hole 9 of lower lock-screw is installed; When tested optical fiber is inserted into lower axially extending bore 8 when interior, make tested fiber gripper in lower axially extending bore 8 by screwing the tested optical fiber of lower lock-screw butt.
Spacing between upper conductive cover plate 2 and lower conductive cover plate 3 is 10cm.
As shown in Figure 2, the quantity of supporting insulator 1 is three, and its axle center is distributed on the circumference that the axle center of above conductive cover plate 2 and lower conductive cover plate 3 is the center of circle.
For the electric conductivity that improves conductive cover plate 2 on it and/or lower conductive cover plate 3 is so that test better, upper conductive cover plate 2 and/or lower conductive cover plate 3 are made of aluminum.
In order to make to have good insulativity between upper conductive cover plate 2 and lower conductive cover plate 3, supporting insulator 1 is made up of polyvinylidene fluoride material.
Upper conductive cover plate 2 and the equal rounding of lower conductive cover plate 3, and scrape and deburring processing, avoid itself bringing local point discharge to disturb due to upper conductive cover plate 2 and lower conductive cover plate 3, affects optical fiber measurement of partial discharge.
Principle of work of the present utility model is as follows:
Upper conductive cover plate 2 is connected by supporting insulator 1 with lower conductive cover plate 3, by one end of tested optical fiber adopt upper syndeton by tested fiber gripper in upper conductive cover plate 2, the halo-free wire of high pressure is placed in conductive cover plate 2, its termination is connected with upper conductive cover plate 2, and lower conductive cover plate 2 is connected with ground wire, and upper conductive cover plate 2 and lower conductive cover plate 3 play all pressure effects, can avoid the unreliable corona discharge phenomenon causing of wiring, improve the accuracy of its test result, easy-to-connect, reliable; Meanwhile, tested optical fiber only need be placed to be inserted in axially extending bore and screw in and fix by lock-screw, and its operation is more simple, convenient, and the accuracy of test result is put in energy guarantee office simultaneously.
Above-described specific embodiment; technical matters, technical scheme and beneficial effect that the utility model is solved further describe; institute is understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment of making, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. an optical fiber local discharge test device, it is characterized in that: it comprises supporting insulator (1) and for the upper conductive cover plate (2) connected with external high pressure and for the lower conductive cover plate (3) of ground connection, one end of supporting insulator (1) is connected with upper conductive cover plate (2), the other end of supporting insulator (1) is connected with lower conductive cover plate (3), in upper conductive cover plate (2), be provided with the upper syndeton for being connected with one end of tested optical fiber, in lower conductive cover plate (3), be provided with the lower syndeton for being connected with the other end of tested optical fiber.
2. optical fiber local discharge test device according to claim 1, is characterized in that: the high pressure attachment screw (4) for connecting external high pressure line is installed in described upper conductive cover plate (2).
3. optical fiber local discharge test device according to claim 1 and 2, is characterized in that: the grounding connection screw (5) for connecting ground wire is installed in described lower conductive cover plate (3).
4. optical fiber local discharge test device according to claim 1, is characterized in that: described upper syndeton comprises lock-screw, be arranged on conductive cover plate (2) axially upper and tested optical fiber of plug-in mounting upper axially extending bore (6) and be arranged on conductive cover plate (2) footpath upwards and install the upper screwed hole (7) of lock-screw; In tested optical fiber is inserted into upper axially extending bore (6) time, make tested fiber gripper in upper axially extending bore (6) by screwing the tested optical fiber of upper lock-screw butt.
5. according to the optical fiber local discharge test device described in claim 1 or 4, it is characterized in that: described lower syndeton comprises lower lock-screw, be arranged on the axially lower axially extending bore (8) of the upper and tested optical fiber of plug-in mounting and the lower threaded hole (9) of the lock-screw that is arranged on lower conductive cover plate (3) footpath upwards and under installing of lower conductive cover plate (3); In tested optical fiber is inserted into lower axially extending bore (8) time, make tested fiber gripper in lower axially extending bore (8) by screwing the tested optical fiber of lower lock-screw butt.
6. optical fiber local discharge test device according to claim 1, is characterized in that: the spacing between described upper conductive cover plate (2) and lower conductive cover plate (3) is 10cm.
7. optical fiber local discharge test device according to claim 1, it is characterized in that: the quantity of described supporting insulator (1) is three, its axle center is distributed on the circumference that the axle center of above conductive cover plate (2) and lower conductive cover plate (3) is the center of circle.
8. optical fiber local discharge test device according to claim 1, is characterized in that: described upper conductive cover plate (2) and/or lower conductive cover plate (3) are made of aluminum.
9. optical fiber local discharge test device according to claim 1, is characterized in that: described supporting insulator (1) is made up of polyvinylidene fluoride material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420385821.7U CN203981828U (en) | 2014-07-11 | 2014-07-11 | Optical fiber local discharge test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420385821.7U CN203981828U (en) | 2014-07-11 | 2014-07-11 | Optical fiber local discharge test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203981828U true CN203981828U (en) | 2014-12-03 |
Family
ID=51979262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420385821.7U Active CN203981828U (en) | 2014-07-11 | 2014-07-11 | Optical fiber local discharge test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203981828U (en) |
-
2014
- 2014-07-11 CN CN201420385821.7U patent/CN203981828U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |